The US Army Air Corps during World War IIThe type A-11 is the most commonly used watch.TYPEA-11 was a design adopted by the US Army Air Corps during World War II, and its contractors at the time were Bulova, Elgin, and Waltham.Testing began in 1937, and it was decided to become standard equipment in 1940, making it a representative model for the US Army Air Corps.The white Arabic numerals engraved on the deep black dial, similar to the instruments on fighter jets, are a minimal design detail that boasts extremely high legibility.■FeaturesSpeaking of aviation watches, the Type A-11 is one of the representative military watches. The A-11 type also started the famous action of setting the time on the crew members' clocks along with the hack shout. It is supplied to both the Army and Navy, and there are types with slightly different specifications depending on the year and manufacturer.■SpecsEquipped with Swiss-made RONDA quartz movement12 hour clockstainless steel casecloth beltDomed mineral glassDaily life waterproofCase diameter: Approximately 31mmCase thickness: Approximately 11mmBelt width 16mmFor "remote delivery areas", additional fees will be charged. Import duties,taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. These charges are normally collected by the delivering freight(shipping) company or when you pick the item up. -do not confuse them for additional shipping charges. We do not mark merchandise values below value or mark items as "gifts". -US and International government regulations prohibit such behavior.